| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 61 | Carriage for a displacement hammer for positioning the displacement hammer in a launch pit, drilling system with a displacement hammer and a carriage for positioning the displacement hammer in a launch pit and a method for positioning a displacement hammer in a launch pit | US15472824 | 2017-03-29 | US20170292333A1 | 2017-10-12 | Philipp SCHUMACHER; Gerhard VÖLKEL |
| A framework for a displacement hammer is configured for positioning the displacement hammer in a launch pit. The framework has two holding fixtures, each holding fixture having a clamp. The clamps and the holding fixtures can be moved independently from each other. | ||||||
| 62 | Downhole measurement assembly, tool and method | US14383531 | 2013-02-20 | US09771790B2 | 2017-09-26 | Kevin Clark; Joshua Tutt |
| A downhole measurement assembly, tool, and method is provided. The downhole measurement assembly includes at least one drill collar 220 having at least one compensation portion and at least one force portion with a load path 239 therethrough. The compensation portion has a different dimension from the force portion. The assembly also includes a plurality of compensation sensors 230.1, 230.2 positionable about the compensation portion to measure downhole tool pressures applied thereto, and a plurality of force sensors 230.3, 230.4 positionable about the force portion to measure downhole forces applied thereto. The compensation sensors and the force sensors are positionable about the drill collar(s) 220 in a strain configuration along the load path 239 whereby the measured downhole tool pressure is isolatable from the measured downhole forces on the drill collar(s). | ||||||
| 63 | CATCH MECHANISM FOR RETAINING COMPONENTS IN A DOWNHOLE MOTOR | US15126885 | 2015-11-19 | US20170260813A1 | 2017-09-14 | Hamid SadAbadi; Hossam Gharib |
| Methods and apparatus are disclosed for retaining components in a downhole motor in the event of a mechanical separation or failure of one or more components therein. As described, the retention mechanism does not require a threaded connection to components of the mud motor drivetrain. Downhole motor assemblies including the new catch mechanism also include a structural element to engage the catch assembly and the components to which it is attached in the event of a mechanical failure within the mud motor assembly. | ||||||
| 64 | Vibration Assisted Rotary Drilling (VARD) Tool | US15314265 | 2015-05-29 | US20170096862A1 | 2017-04-06 | Stephen Butt; Brock Gillis; Pushpinder Singh Rana |
| Vibration assisted rotary drilling (VARD) tools that provide axial compliance and low amplitude axial displacements at the drill bit while transmitting the full rotary speed and torque of the drill string to increase drilling penetration rate. The VARD tools consist essentially of: i) an axially compliant section which transfers axial load across the tool; ii) a mechanism for opposing ends of the tool to displace axially relative to each other; iii) an energy absorbing section which dampens axial bit displacements; iv) a rotation transfer section which allows any rotation and torque applied to the drill string above the tool to be applied to the bit; and v) an optional axial force generating section. | ||||||
| 65 | DOWNHOLE SELF-ISOLATING WELLBORE DRILLING SYSTEMS | US15379102 | 2016-12-14 | US20170096860A1 | 2017-04-06 | Shaohua Zhou |
| One example of a downhole self-isolating wellbore drilling system to pulverize formation cuttings includes a cutting grinder tool and an isolation tool. The cutting grinder tool can be attached to a drill string uphole relative to a drill bit attached to a downhole end of the drill string. The cutting grinder tool can receive and pulverize formation cuttings resulting from drilling a formation using the drill bit. The isolation tool can be attached to the drill string uphole relative to the cutting grinder tool. The isolation tool can control flow of the pulverized formation cuttings mixed with a drilling mud uphole through the drill string. | ||||||
| 66 | DRILL BITS INCLUDING SENSING PACKAGES, AND RELATED DRILLING SYSTEMS AND METHODS OF FORMING A BOREHOLE IN A SUBTERRANEAN FORMATION | US15047387 | 2016-02-18 | US20160160572A1 | 2016-06-09 | Richard Yao |
| A drill bit is disclosed that in one embodiment includes a bit body having a cutting section, a shank attached to the cutting section and a neck section and at least one sensor in contact with a surface of the shank and wherein the at least one sensor provides a signal in response to a bending moment. | ||||||
| 67 | Device And Method Related To Lubrication Of Components In A Rock Drilling Machine And Rock Drilling Machine | US14787847 | 2014-06-24 | US20160084012A1 | 2016-03-24 | Per Jonsson |
| A device in respect of a hydraulic rock drilling machine (1) with a machine housing (2,3,11), which encloses a hydraulic percussion device, a rotation mechanism (4) for rotation driving a shank adapter (1) and a guiding device (6) for the shank adapter, wherein the rock drilling machine includes at least one supply channel for lubricant to said components intended for lubrication, and at least one outlet channel (5,7) for used lubricant. Said at least one outlet channel (5,7) is connected to a separation chamber (8) for separating particle-shaped impurities existing in used lubricant. The separation chamber (8) has a discharge conduit (9) for treated lubricant. The invention also concerns a method and a rock drilling machine. | ||||||
| 68 | Enhanced Plastering Effect in Borehole Drilling | US14427300 | 2012-10-30 | US20150240567A1 | 2015-08-27 | Jeffery L. Grable |
| A method of drilling a borehole can include chopping drill cuttings with a drilling tool connected in a drill string, the tool receiving the drill cuttings from a drill bit, and then forcing the chopped cuttings against a borehole wall. A well system can include a drilling tool which chops drill cuttings, and another drilling tool which forces the chopped drill cuttings against a borehole wall. Another method of drilling a borehole can include chopping drill cuttings with a drilling tool connected in a drill string, and then forcing the chopped drill cuttings against a wall of the borehole with another drilling tool connected in the drill string. Another drilling system can include a drilling tool connected in a drill string, the tool including at least one device which decreases an average size of drill cuttings between an outer housing and an inner mandrel. | ||||||
| 69 | DRILL BIT DRIVER | US14535533 | 2014-11-07 | US20150159446A1 | 2015-06-11 | Peter L. Pop |
| The present invention is a drill bit driver including a lower spring support connected at a lower end to a base and including an outer surface, as well as an upper spring support slideably and telescopically mounted over the outer surface e of the lower spring support. The drill bit driver allows for resiliently biasing the upper spring support relative to the lower spring support. The present invention further includes a table rotably connected to the upper end of the upper spring support, so that the table rotates about a longitudinal axis, for receiving a drill bit. This drill bit driver also allows for tilting the table relative to the horizontal. | ||||||
| 70 | Method and Apparatus for Protecting Downhole Components From Shock and Vibration | US14087514 | 2013-11-22 | US20150129307A1 | 2015-05-14 | Jason Michael Pope |
| The lower end assembly of a measurement while drilling tool is secured against shock and vibration while drilling through the use of a locking cuff, an abrasion ring and a locking nut. A mule shoe at a lower end of the assembly has a diameter sized to allow a pulser helix to pass. The locking cuff is installed on one end of the mule shoe. A poppet housing is attached to an end of the pulser helix opposite the mule shoe. An abrasion ring is received about the external diameter of the pulser helix and is received on a shoulder located between the pulser helix and the poppet housing. An externally threaded lower end of the locking nut is received within a mating threaded bore in the extended locking cuff so that a portion of the locking nut is located between the locking cuff and the poppet housing. Tightening the locking nut within the bore of the locking cuff acts to lock the lower end assembly with respect to the mule shoe. | ||||||
| 71 | Drill bit cutter pocket restitution | US12432109 | 2009-04-29 | US08701799B2 | 2014-04-22 | David R. Hall; Francis Leany |
| A pocket restitution assembly comprises a pocket formed in a surface that includes a central axis, an anchor seated in the pocket and aligned with the central axis, a tool attachment comprising an end for connection to the anchor, and a hollow bit slidably and rotatably sitting on the tool attachment. The hollow bit may fit within the pocket. Weld material may be deposited within the pocket to form an interior of the pocket. The weld material may be shaped by the hollow bit to accept a cutting element. | ||||||
| 72 | Tool for Removing Drill Cores from Hammer Drill Bits | US13425864 | 2012-03-21 | US20130068529A1 | 2013-03-21 | Thomas Hofbrucker; Jochen Meidlein |
| An attachment for removing a drill core from a hollow volume of a hollow drill bit, comprising an attachment sheath embodied to be arranged at an accepting shaft comprising at least one ejection element, which is embodied in the hollow volume of the hollow drill bit and designed for transferring a force upon the drill core. | ||||||
| 73 | WHIPSTOCK ATTACHMENT TO A FIXED CUTTER DRILLING OR MILLING BIT | US12789416 | 2010-05-27 | US20100319997A1 | 2010-12-23 | William W. King; Michael Reese; Steven W. Drews |
| An assembly is provided to attach a whipstock to a mill/drill bit. The assembly includes an upper collar adapted for installation around a shank of the mill/drill bit. At least one connecting member is mounted at a first end to the upper collar. The connecting member extends downwardly from the upper collar and is adapted to fit within a junkslot of the mill/drill bit to which the upper collar is attached. A whipstock attachment structure is mounted to a second end of the at least one connecting member. | ||||||
| 74 | Rock drill handle | US09501343 | 2000-02-09 | US06421880B1 | 2002-07-23 | Kamlesh Bhagwanbhai Prajapati; Petrus Albertus Jozef Hes |
| The invention concerns a rock drill handle which is connectable to a hand-held rock drill and which includes vibration damping means to damp the transmission of at least back and forth vibrations from the drill to the hand of an operator gripping the handle. In the preferred embodiments, the handle comprises operatively forwardly located connecting means connectable to the backhead of the drill, an operatively rearwardly located handle section and at least one linking section which extends rearwardly from the connecting means to the handle section, the linking section including damping means. | ||||||
| 75 | EMF sacrificial anode sub and method to deter bit balling | US275893 | 1994-07-15 | US5509490A | 1996-04-23 | William C. Paske; Paul F. Rodney; Ronald D. Ormsby |
| A sacrificial anode sub and method are disclosed which provide a lower voltage at the proximately located bit than at the sacrificial anode disposed on sub to thereby deter bit balling. An electromotive force (emf) dynamo is built into the sacrificial anode sub to provide a direct current voltage source for this purpose. Annular insulator electrically insulates sacrificial anode from tubular body. An electrical connection to drill bit is made through threaded lower connector with bit. Impeller rotates in response to drilling fluid flow to rotate the rotor assembly of dynamo. | ||||||
| 76 | Shipping container | US922678 | 1986-10-24 | US4733789A | 1988-03-29 | Gerald W. Olson |
| A universal shipping container comprises two separable and telescoping components. The shipping container includes a base plate supporting an upstanding tubular body to be received within a tubular body extending downwardly from a top ring plate. The ring plate includes a central opening for receiving the shanks of a drill bit therethrough. The telescoping components include cooperating fasteners for securely holding the drill bit within the shipping container. | ||||||
| 77 | Method of repairing a dredge cutterhead | US749291 | 1976-12-10 | US4080708A | 1978-03-28 | Albert Alphonse Decombe; Gerard Alexandre Zanini |
| A method of repairing the teeth of a dredge cutterhead wherein at least two position openings are provided on the head for each tooth for receipt of a locating fixture for properly positioning a replacement tooth part. | ||||||
| 78 | Drill-bit carrier | US57320945 | 1945-01-17 | US2398896A | 1946-04-23 | HOW SIMMONS JOHN; EDWARD SPENCER HENRY |
| 79 | Drill bit and collar therefor | US49599821 | 1921-08-27 | US1450845A | 1923-04-03 | FLOURNOY JR JAMES P |
| 80 | APPARATUSES AND METHODS FOR OBTAINING AT-BIT MEASUREMENTS FOR AN EARTH BORING DRILLING TOOL | EP13829458.2 | 2013-08-15 | EP2885495B1 | 2019-05-15 | SCOTT, Danny, E.; MOLLART, Timothy, Peter; BRANDON, John, Robert |
| An earth-boring drilling tool comprises a cutting element. The cutting element comprises a substrate, a diamond table, and at least one sensing element formed from a doped diamond material disposed at least partially within the diamond table. A method for determining an at-bit measurement for an earth-boring drill bit comprises receiving an electrical signal generated within a doped diamond material disposed within a diamond table of a cutting element of the earth-boring drill bit, and correlating the electrical signal with at least one parameter during a drilling operation. | ||||||
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